xref: /linux/drivers/platform/x86/intel/int1092/intel_sar.h (revision a4eb44a6435d6d8f9e642407a4a06f65eb90ca04)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (c) 2021, Intel Corporation.
4  */
5 #ifndef INTEL_SAR_H
6 #define INTEL_SAR_H
7 
8 #define COMMAND_ID_DEV_MODE 1
9 #define COMMAND_ID_CONFIG_TABLE 2
10 #define DRVNAME "intc_sar"
11 #define MAX_DEV_MODES 50
12 #define MAX_REGULATORY 3
13 #define SAR_DSM_UUID "82737E72-3A33-4C45-A9C7-57C0411A5F13"
14 #define SAR_EVENT 0x80
15 #define SYSFS_DATANAME "intc_data"
16 #define TOTAL_DATA 4
17 
18 /**
19  * Structure wwan_device_mode_info - device mode information
20  * Holds the data that needs to be passed to userspace.
21  * The data is updated from the BIOS sensor information.
22  * @device_mode: Specific mode of the device
23  * @bandtable_index: Index of RF band
24  * @antennatable_index: Index of antenna
25  * @sartable_index: Index of SAR
26  */
27 struct wwan_device_mode_info {
28 	int device_mode;
29 	int bandtable_index;
30 	int antennatable_index;
31 	int sartable_index;
32 };
33 
34 /**
35  * Structure wwan_device_mode_configuration - device configuration
36  * Holds the data that is configured and obtained on probe event.
37  * The data is updated from the BIOS sensor information.
38  * @version: Mode configuration version
39  * @total_dev_mode: Total number of device modes
40  * @device_mode_info: pointer to structure wwan_device_mode_info
41  */
42 struct wwan_device_mode_configuration {
43 	int version;
44 	int total_dev_mode;
45 	struct wwan_device_mode_info *device_mode_info;
46 };
47 
48 /**
49  * Structure wwan_supported_info - userspace datastore
50  * Holds the data that is obtained from userspace
51  * The data is updated from the userspace and send value back in the
52  * structure format that is mentioned here.
53  * @reg_mode_needed: regulatory mode set by user for tests
54  * @bios_table_revision: Version of SAR table
55  * @num_supported_modes: Total supported modes based on reg_mode
56  */
57 struct wwan_supported_info {
58 	int reg_mode_needed;
59 	int bios_table_revision;
60 	int num_supported_modes;
61 };
62 
63 /**
64  * Structure wwan_sar_context - context of SAR
65  * Holds the complete context as long as the driver is in existence
66  * The context holds instance of the data used for different cases.
67  * @guid: Group id
68  * @handle: store acpi handle
69  * @reg_value: regulatory value
70  * Regulatory 0: FCC, 1: CE, 2: ISED
71  * @sar_device: platform_device type
72  * @sar_kobject: kobject for sysfs
73  * @supported_data: wwan_supported_info struct
74  * @sar_data: wwan_device_mode_info struct
75  * @config_data: wwan_device_mode_configuration array struct
76  */
77 struct wwan_sar_context {
78 	guid_t guid;
79 	acpi_handle handle;
80 	int reg_value;
81 	struct platform_device *sar_device;
82 	struct wwan_supported_info supported_data;
83 	struct wwan_device_mode_info sar_data;
84 	struct wwan_device_mode_configuration config_data[MAX_REGULATORY];
85 };
86 #endif /* INTEL_SAR_H */
87